Extensions posts are used to increase the length of our standard binding screw range only. With the same nickle (silver/chrome) finish ideal for a document that is increasing in size. Simply screw onto original screw to increase the overall binding capacity.
The standard range of binding screw extension posts are available only in Nickel (Silver/Chrome) finish and they are made of nickel plated steel.
Extension posts in a 5, 10 and 15mm length. Any combination can be used to extend the length of a standard screw.